do I not slip? do you not slip? does he not slip? do we not slip? do you not slip? do they not slip?
Present continuous
am I not slipping? are you not slipping? is he not slipping? are we not slipping? are you not slipping? are they not slipping?
Preterite
did I not slip? did you not slip? did he not slip? did we not slip? did you not slip? did they not slip?
Preterite continuous
was I not slipping? were you not slipping? was he not slipping? were we not slipping? were you not slipping? were they not slipping?
Present perfect
have I not slipped? have you not slipped? has he not slipped? have we not slipped? have you not slipped? have they not slipped?
Present perfect continuous
have I not been slipping? have you not been slipping? has he not been slipping? have we not been slipping? have you not been slipping? have they not been slipping?
Pluperfect
had I not slipped? had you not slipped? had he not slipped? had we not slipped? had you not slipped? had they not slipped?
Pluperfect continuous
had I not been slipping? had you not been slipping? had he not been slipping? had we not been slipping? had you not been slipping? had they not been slipping?
Future
will I not slip? will you not slip? will he not slip? will we not slip? will you not slip? will they not slip?
Future continuous
will I not be slipping? will you not be slipping? will he not be slipping? will we not be slipping? will you not be slipping? will they not be slipping?
Future perfect
will I not have slipped? will you not have slipped? will he not have slipped? will we not have slipped? will you not have slipped? will they not have slipped?
Future perfect continuous
will I not have been slipping? will you not have been slipping? will he not have been slipping? will we not have been slipping? will you not have been slipping? will they not have been slipping?
Conditional
Present
would I not slip? would you not slip? would he not slip? would we not slip? would you not slip? would they not slip?
Present continuous
would I not be slipping? would you not be slipping? would he not be slipping? would we not be slipping? would you not be slipping? would they not be slipping?
Past
would I not have slipped? would you not have slipped? would he not have slipped? would we not have slipped? would you not have slipped? would they not have slipped?
Past continuous
would I not have been slipping? would you not have been slipping? would he not have been slipping? would we not have been slipping? would you not have been slipping? would they not have been slipping?